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How do I get the file extension of a file in Java?
...th dots, since it's not illegal 2. I was coding for Android so I used some SDK method I don't remember but I guess stackoverflow.com/a/3571239/2546146 doesn't have this flaw
– Iman Akbari
Aug 4 '15 at 23:21
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How to use performSelector:withObject:afterDelay: with primitive types in Cocoa?
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I know this is an old question but if you are building iOS SDK 4+ then you can use blocks to do this with very little effort and make it more readable:
double delayInSeconds = 2.0;
int primitiveValue = 500;
dispatch_time_t popTime = dispatch_time(DISPATCH_TIME_NOW, (int64_t)(delayIn...
Cannot install node modules that require compilation on Windows 7 x64/VS2012
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I have a Node.js project using the Couchbase SDK for Node that builds fine on my work computer, which has Visual Studio 2008, 2010, and 2012. I wanted to test installation for "hobbyists" without any copies of Visual Studio. I uninstalled all Microsoft development tools...
How do I enable the column selection mode in Eclipse?
...lock) selection is Alt+Shift+A. The problem I ran into is that the Android SDK on Eclipse uses 3 shortcuts that all start with Alt+Shift+A, so if you type that, you'll be given a choice of continuing with D, S, or R.
To solve this I redefined the column selection as Alt+Shift+A,A (Alt, Shift, A pre...
Where do I find the bashrc file on Mac?
...e the first would be sufficient and correct, but haven't tried the Android SDK...
– beroe
Apr 27 '15 at 5:53
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解决Scrapy警告:You do not have a working installation of the service_i...
...hl
如果上面的方法没能解决问题，很大可能是有些包的版本不一样导致的，这个时候我们可以用下面这行代码来强制更新：
pip install service_identity --force --upgrade
至此，问题解决。
解决Scrapy警告:You do not have a working installation of the service_i...
...hl
如果上面的方法没能解决问题，很大可能是有些包的版本不一样导致的，这个时候我们可以用下面这行代码来强制更新：
pip install service_identity --force --upgrade
至此，问题解决。
解决Scrapy警告:You do not have a working installation of the service_i...
...hl
如果上面的方法没能解决问题，很大可能是有些包的版本不一样导致的，这个时候我们可以用下面这行代码来强制更新：
pip install service_identity --force --upgrade
至此，问题解决。
获得ActiveX控件所在网页的对象模型 - C/C++ - 清泛网 - 专注C/C++及内核技术
...App, IID_IWebBrowserApp, (void **)&pIWebBrowserApp));
对于IE4或以后版本，也可以获得IWebBrowserApp2接口：
pISP->QueryService(IID_IWebBrowserApp, IID_IWebBrowser2, (void **)&pIWebBrowser2));
2. 使用IWebBrowserApp获得文档(document)对象，接着是其它对象。
ActiveX ...
PHP报错：Only variables should be passed by reference - C/C++ - 清泛网 - 专注C/C++及内核技术
...tag_sel = array_shift(explode(' ', $tag));
解决办法 1 ：
5.3以上版本的问题，应该也和配置有关 只要406行把这一句拆成两句就没有问题了
$tag_sel = array_shift(explode(' ', $tag));
改成：
$tag_arr = explode(' ', $tag);
$tag_sel = array_shift($tag_arr);
...